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This OEM hot surface igniter (HSI) is what lights the burners in the WPG3364090LKC1 packaged gas unit. On each call for heat, the control board sends line voltage to the igniter, which glows red-hot and ignites the gas as the valve opens. The igniter element is brittle and degrades with every heating cycle — a cracked or worn element is one of the most common causes of no-heat calls. Because it's a wear item, replacing it proactively at the start of heating season prevents mid-winter failures.
| Spec | Value |
|---|---|
| Part Number | 1177663 |
| Type | Hot Surface Igniter (HSI) |
| Brand | ICP (Tempstar / Heil) |
| Application | Gas Furnace Burner Ignition |
OEM replacement for the ICP Tempstar Heil WPG3364090LKC1 packaged gas/electric unit and ICP-family furnaces (Heil, Tempstar, Comfortmaker) using this hot surface igniter. Match the OEM part number and mounting bracket before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.